package com.jiazhong.servlets;


import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;


/**
 * @Auther:shuXin
 */
/*
创建Servlet的这个实体类，这个类要实现servlet的接口(但是实现的方法比较多，所以我们继承一盒HttpServlet类)
 */
@WebServlet("/servletTestA")
public class ServletTestA extends HttpServlet {
    @Override
    protected void service(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        //得到请求转发的地址
        RequestDispatcher servletTestB = req.getRequestDispatcher("servletTestB");
        System.out.println("请求转发"+servletTestB);
        //转发给一个视图资源
        RequestDispatcher requestDispatcher = req.getRequestDispatcher("welcome.html");
        //转给WEB-INF下的资源
        RequestDispatcher requestDispatcher1 = req.getRequestDispatcher("WEB-INF/views/view1.html");
        //访问外部的资源 ---XXX 访问不到外部的资源
        RequestDispatcher requestDispatcher2 = req.getRequestDispatcher("http://www.baidu.com");


        //做出请求转发的动作
        requestDispatcher2.forward(req,resp);


    }
}
